/*
 *  Copyright (c) 2006 Alessandro Pilotti
 *
 *  Permission is hereby granted, free of charge, to any person
 *  obtaining a copy of this software and associated documentation
 *  files (the "Software"), to deal in the Software without
 *  restriction, including without limitation the rights to use,
 *  copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the
 *  Software is furnished to do so, subject to the following
 *  conditions:
 *  
 *  The above copyright notice and this permission notice shall be
 *  included in all copies or substantial portions of the Software.
 *  
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *  OTHER DEALINGS IN THE SOFTWARE.
 */

using System;
using System.Collections.Generic;
using System.Text;
using AlexPilotti.DPAPI;

namespace AlexPilotti.DPAPI.DPAPIUtility
{
    class Program
    {
        static void ShowHeader()
        {
            Console.WriteLine("DPAPIUtility version 1.0");
            Console.WriteLine("Copyright (C) Alessandro Pilotti 2006");
            Console.WriteLine();
            Console.WriteLine("http://www.codeplex.com/KeyStorage");
            Console.WriteLine("info@pilotti.it");
            Console.WriteLine();
            Console.WriteLine("This is free software, you may use it under the terms of");
            Console.WriteLine("the MIT license <http://www.opensource.org/licenses/mit-license.php>");
        }

        static void Main(string[] args)
        {
            ShowHeader();

            if (args.Length == 0)
            {
                Console.WriteLine();
                Console.WriteLine("Usage: DPAPIUtility <PlainText> [Entropy in Base64 format]");
            }
            else
            {
                byte[] entropy = null;
                if (args.Length == 2)
                    entropy = Convert.FromBase64String(args[1]);

                byte[] plainText = Encoding.UTF8.GetBytes(args[0]);
                byte[] cipherText = DPAPIWrapper.Encrypt(plainText, entropy);

                Console.WriteLine();
                Console.WriteLine(Convert.ToBase64String(cipherText));
            }
        }
    }
}
